CH8568A
(en )
1894-11-30
Automatic advancement device for drilling tools
FR405531A
(en )
1910-01-06
Device for instantly transforming a hand-held drill holder into a bench drill
CA47012A
(en )
1894-09-11
Rotating device for rock drills
FR363644A
(en )
1906-08-04
Drill holder for drilling machines
CH6597A
(en )
1893-09-30
New press-fitting device for striking tools
FR336511A
(en )
1904-03-11
Feeding device with automatic release, particularly applicable to chain making machines
FR400923A
(en )
1909-08-12
Device for drilling angular holes
FR363950A
(en )
1906-08-10
Tool operating device for threading machines
FR428085A
(en )
1911-08-22
Tool shelf device for drilling machines
FR329223A
(en )
1903-07-28
A device intended to be adapted to the shaft of drilling machines, lathes, etc., and used to drill angular lathes
FR416185A
(en )
1910-10-13
Tapping device applicable to drilling machines
CH27647A
(en )
1904-01-31
Connection device for interlocking pipes
FR340393A
(en )
1904-07-05
Improvements to drill bits for drilling tools
FR411595A
(en )
1910-06-20
Vice device for drilling machines
FR368038A
(en )
1906-11-15
Device for advancing the workpiece in machine tools
GB189414126A
(en )
1895-05-24
A New or Improved Tool, Instrument, or Device for Drawing or Extracting and Driving Screws.
CA50577A
(en )
1895-11-14
Adjusting device for drills
CH183E
(en )
1895-08-31
Automatic photopraphic device
CH8157A
(en )
1894-08-31
Automatic photopraphic device
CH9814A
(en )
1895-08-15
Device for drawing parallel lines at a determined distance
CH47588A
(en )
1910-07-16
Clamping device for bar turning machines
GB189520111A
(en )
1896-08-29
Improvements in Apparatus for Boring or Drilling.
GB189413348A
(en )
1895-05-04
Improvements in Rotating Devices for Rock Drills.
FR322807A
(en )
1903-02-13
A clamping device for drill rackets
GB189404745A
(en )
1894-04-07
Improvements in Feeding Mechanism for Drills.